Transaction not yet indexed

NmkN9tPSv9JyukydSdypr8RoT7YXBxaDbb9ffbTJMAPmAWvWiAjdDFdcGX2L7rcNVPqUivSUmzHJDX2U1vbqspU

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.